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BERKSHIRE ASSET MANAGEMENT LLC/PA: GD position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BERKSHIRE ASSET MANAGEMENT LLC/PA on GD, newest first. How the timeline and the estimate are built.

BERKSHIRE ASSET MANAGEMENT LLC/PA held 1,602 GD shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,602 shares
    Change vs previous 13F -163 shares

    0.02% of the 13F portfolio, value $567,319.

    13F-HR 0001398344-26-013514 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 1,765 shares
    Change vs previous 13F +82 shares

    0.03% of the 13F portfolio, value $605,876.

    13F-HR 0001398344-26-008838 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,683 shares
    Change vs previous 13F +192 shares

    0.02% of the 13F portfolio, value $566,493.

    13F-HR 0001398344-26-003197 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 1,491 shares
    Change vs previous 13F +57 shares

    0.02% of the 13F portfolio, value $508,324.

    13F-HR 0001398344-25-020486 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,434 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $418,149.

    13F-HR 0001398344-25-015201 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 1,434 shares
    Change vs previous 13F -293 shares

    0.02% of the 13F portfolio, value $389,934.

    13F-HR 0001398344-25-009324 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 1,727 shares
    Change vs previous 13F -1,086 shares

    0.02% of the 13F portfolio, value $460,041.

    13F-HR 0001398344-25-002126 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 2,813 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $816,073.

    13F-HR 0001398344-24-020774 filed by BERKSHIRE ASSET MANAGEMENT LLC/PA
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).